DBB Trunnion Ball Valve, API 6D, BS 5351, F304, 40 IN, CL1500

This Double Block & Bleed (DBB) Trunnion Ball Valve is engineered to meet API 6D and BS 5351 standards, ensuring superior reliability in critical pipeline applications. Constructed with a full-welded ASTM A182 F304 stainless steel body and LF2+ENP trim, it offers excellent corrosion resistance and long-term durability. With a 40-inch size, Class 1500 LB rating, PN250 pressure rating, and RTJ flanged ends, this valve delivers secure sealing and high-pressure performance. Designed for heavy-duty industrial use, it supports safe flow isolation and system maintenance. As a leading DBB Trunnion Ball Valve factory in China, we provide premium quality valves with precise engineering and customized solutions.
 

Valve Description:
181302103 DBB Trunnion Mounted Ball Valve
Design Standard: API 6D, BS 5351
Structure: Full Welded
Body Material: ASTM A182 F304, ASTM A105N, ASTM A182 F55, ASTM A182 F53, ASTM A350 LF2, Inconel 625, ASTM A182 F316, ASTM A182 F51
Trim Material: ASTM A182 F6A, F304, F316, F51, F53, F55, A105+ENP, LF2+ENP
Sizes: 40 Inches
Pressure: Class 1500 LB, PN250
Seat Insert: RPTFE, DEVLON, NYLON, PEEK
Face to Face: ASME B16.10
Test and Inspection: API 598, API 6D
Operation: Gear
Bore Type: Full Bore or Reduced Bore
End Connection: RTJ Flanged

Key Features: Double Block & Bleed(DBB), Anti-static Device, Fire Safe, Anti-Blowout Stem, Emergency sealant injection, Low Emission(Optional), DIB (Optional), full welded bonnet, Double Ball/Twin Ball

Product Range:
Body Material: Carbon Steel, Stainless Steel, Alloy Steel
Normal Diameter: 1/2 - 48 Inch (DN15 - DN1200)
Pressure Range: 150 - 2500 LB
End Connection: RF, RTJ, BW, HUB
Working Temperature: -26°C - +150°C
Operation: Manual(lever, gear), Pneumatic Actuator, Motor Actuator

DESIGN FEATURES:
• Renewable solid wedges.
• Integral seats.
• High-Tensile bronze alloy stem.
• Stems are rotating/rising design.
• Each valve is shell and seat pressure tested per industry standard MSS SP-80.